Smartphones are useful for a lot of things. You can even use one as a ruler in a pinch. Generally speaking, you won’t replace your trusty yard stick. A phone is simply too small for anything other ...

When you need a quick measurement and have no ruler around, the common objects you have in your wallet can give you an approximation. Here are the dimensions for US paper money, coins, credit cards, ...

When I sew my aprons, I like to have a ruler to line up the pockets before I sew them onto the apron front. I now use a wooden ruler that I found at a thrift shop, since the cheap plastic rulers kept ...

Size Matters: Measuring distances between molecules is no simple task, but a team of German researchers has developed a new method that could revolutionize biological research and possibly even impact ...

A team of astronomers has created the first standardized set of measurement guidelines for analyzing and cataloging stars. Previously, as with the longitude problem 300 years earlier for fixing ...